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ルール- DEFALL_TARGET_PORTSRX_90がBrocadeスイッチポートでトリガーされました

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fabric-interconnect-and-management-switches
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brocade<a>2009953653</a>
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環境

Brocadeスイッチ

問題

=============
Slot  3/Port 27:
=============
RX Power:    -0.8    dBm (833.4uW)
TX Power:    -0.6    dBm (877.8 uW)

 

  • Porterrshow では、  ログをアップロードする前に統計がクリアされたため、エラーは報告されません。

/fabos/cliexec/porterrshow :
frames        enc     crc     crc     too     too     bad     enc    disc    link    loss    loss    frjt    fbsy     c3timeout     pcs      uncor
tx       rx      in     err     g_eof   shrt    long    eof     out    c3      fail    sync    sig                      tx      rx      err     err
139:    3.6g   52.7g    0       0       0       0       0       0       0       0       0       0       0       0       0       0       0       0       0

phy_stats_clear_ts         03-04-2024 IST Mon 05:02:54      Timestamp of phy_port stats clear
lgc_stats_clear_ts         03-04-2024 IST Mon 05:02:54      Timestamp of lgc_port stats clear
fec_corrected_rate  0                FEC Corrected blocks per second


Errdump ログレポートRule-being defALL_TARGET_PORTSRX_90 triggered.

2024/03/04-11:21:48 (IST), [MAPS-1003], 58286, SLOT 1 | FID 128 | PORT 3/27, WARNING, Switch, slot3 port27, F-Port 3/27, Condition=ALL_TARGET_PORTS(RX/hour>90), Current Value:[RX, 96.12 %], RuleName=defALL_TARGET_PORTSRX_90, Dashboard Category=Fabric Performance Impact, Quiet Time=None.
2024/03/04-12:21:48 (IST), [MAPS-1003], 58335, SLOT 1 | FID 128 | PORT 3/27, WARNING, Switch, slot3 port27, F-Port 3/27, Condition=ALL_TARGET_PORTS(RX/hour>90), Current Value:[RX, 94.56 %], RuleName=defALL_TARGET_PORTSRX_90, Dashboard Category=Fabric Performance Impact, Quiet Time=None.


• MAPS (Fabric Performance Impact)の出力。 影響を受けるポートの使用率 が非常に高い(90%を超える)ことを報告します。

3.2 Rules Affecting Health:
===========================

Category(Violation Count)|RepeatCount|Rule Name                  |Execution Time   |Object           |Triggered Value(Units)|
-----------------------------------------------------------------------------------------------------------------------------

|1          |defALL_TARGET_PORTSRX_90   |03/04/24 12:21:48|F-Port 3/27      |94.56 %               |
|1          |defALL_TARGET_PORTSRX_90   |03/04/24 11:21:48|F-Port 3/27      |96.12 %               |
|1          |defALL_TARGET_PORTSRX_90   |03/04/24 10:21:48|F-Port 3/27      |90.02 %               |


|10         |defALL_TARGET_PORTSRX_90   |03/02/24 19:25:46|F-Port 3/27      |93.11 %               |
|           |                           |                 |F-Port 3/27      |96.33 %               |
|           |                           |                 |F-Port 3/27      |96.04 %               |
|           |                           |                 |F-Port 3/27      |96.66 %               |
|           |                           |                 |F-Port 3/27      |94.65 %               |
|8          |defALL_TARGET_PORTSRX_90   |03/01/24 18:36:46|F-Port 3/27      |94.07 %               |
|           |                           |                 |F-Port 3/27      |94.23 %               |
|           |                           |                 |F-Port 3/27      |94.46 %               |
|           |                           |                 |F-Port 3/27      |90.27 %               |
|           |                           |                 |F-Port 3/27      |91.51 %               |

|4          |defALL_TARGET_PORTSRX_90   |02/29/24 22:14:44|F-Port 3/27      |90.04 %               |
|           |                           |                 |F-Port 3/27      |90.49 %               |
|           |                           |                 |F-Port 3/27      |90.28 %               |
|           |                           |                 |F-Port 3/27      |90.20 %               |

 
 
  • portstatsshow 出力には、パラメータtim_txcrd_z""の値が非常に高いことが示されています。これも、ポートが過剰に使用されていることを示しています。
  • Brocadeスイッチの「portstatshow」コマンド出力の「Tim _txcrd_z」とは何ですか。 「portstatshow」コマンド出力の「tim_txcrd_z」(Time TX Credit Zero(2.5Us ticks))パラメータは、  送信BB(バッファ間)クレジットがゼロであったためにポートがフレームを送信できなかった回数を示します。

portstatsshow 139
stat_wtx          867666061134     4-byte words transmitted
stat_wrx          26321977934672    4-byte words received
stat_ftx          3698664129      Frames transmitted
stat_frx          52747160766      Frames received
stat_c2_frx        0           Class 2 frames received
stat_c3_frx        1209135573      Class 3 frames received
stat_lc_rx         0           Link control frames received
stat_mc_rx         0           Multicast frames received
stat_mc_to         0           Multicast timeouts
stat_mc_tx         0           Multicast frames transmitted
tim_txcrd_z        40540643       Time TX Credit Zero (2.5Us ticks)

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